Senior Electrical Design Engineer

Last Mile Infrastructure Group Limited; London; On-site; GBP 60,000 - 80,000; Full time

Job summary

A leading utilities company in London is seeking a Senior Electrical Design Engineer to oversee the design of new electricity distribution networks up to 132kV. The ideal candidate will manage design processes, ensuring compliance with technical, regulatory, and customer requirements while collaborating with various stakeholders. This role offers attractive benefits including extensive annual leave and a discretionary bonus.

Benefits

25 days holiday, increasing after 2 years

Discretionary bonus

Up to 7% employer pension contribution

Private medical insurance

Flexible start times

Qualifications

• 5 years of experience in utility design and planning sector.
• Previous experience in connections design is a distinct advantage.
• Experience in distribution HV and EHV network design.

Responsibilities

• Lead the design of new electricity networks up to 132kV.
• Prepare and approve technical documentation for designs.
• Liaise with DNOs, IDNOs, and clients for design approvals.

Skills

Utility design experience

Understanding of distribution networks

Connections design experience

Team development

Stakeholder management

Education

Degree in Electrical Engineering or similar discipline

Tools

Industry earthing tools

Job description

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Job Introduction

Senior Electrical Design Engineer - London

Join a leading utilities company that champions innovation and service excellence. At UKPS, part of the Last Mile Group, we take pride in delivering high-quality solutions across the multi-utility sector. Our London Electrical Design team is growing, and we're excited to welcome a talented Senior Electrical Design Engineer to join us.

As a Senior Electrical Design Engineer at UKPS, you'll lead the design and delivery of new electricity distribution networks, from Low Voltage (LV) up to 132kV. You'll play a central role in managing end-to-end design processes, ensuring all technical, regulatory, and customer requirements are met. Working closely with multidisciplinary teams and external stakeholders, you'll provide technical leadership and support for complex connections, diversions, and infrastructure projects across residential, commercial, and industrial developments.

What's in it for you as a Senior Electrical Design Engineer?

Here at Last Mile, we pride ourselves in providing a great range of benefits including a fantastic amount of annual leave, including a Christmas shut down.

• 25 days holiday, increasing after 2 years by 1 day each year up to 30 days, plus 9 public holidays
• Holiday buy scheme
• Discretionary bonus
• EV and ULEV salary sacrifice scheme (subject to minimum length of service)
• Cycle to work salary sacrifice scheme
• Up to 7% employer pension contribution
• Life assurance (x4 annual basic salary)
• Refer a friend incentive
• Wagestream
• Employee assistance programme
• Car allowance
• Flexible start and finish times for eligible roles*
• Private medical insurance*
• Company sick pay*

*Some of our benefits are only applicable when you have successfully completed your probation period*

Your responsibilities as a Senior Electrical Design Engineer:

• Design Leadership
  Take ownership of designing new electricity connections and diversions, covering contestable works up to 132kV, ensuring all designs are technically compliant and cost-effective.
• Technical Documentation
  Prepare, review, and approve detailed technical documents including single-line diagrams, cable sizing, protection settings, substation layouts, and design risk assessments.
• Collaboration & Stakeholder Management
  Liaise with DNOs, IDNOs, clients, and multidisciplinary teams to secure design approvals, resolve technical queries, and ensure seamless integration of all design elements.
• Team Development & Mentoring
  Provide guidance and technical oversight to junior engineers and designers, supporting their development and ensuring consistent high-quality outputs across the team.
• Compliance & Industry Standards
  Ensure all designs meet relevant DNO/IDNO standards (e.g. G81), ENA regulations, CDM requirements, and health & safety legislation, while representing the company at technical meetings and design reviews.

Experience / Knowledge:

• 5 years of experience in utility design and planning sector in a similar role.
• A sound understanding of distribution networks.
• Previous experience of connections design is a distinct advantage.
• Experience in distribution HV and EHV network design, protection, earthing design.
• Familiarity with industry earthing tools.
• Experience working in multi-disciplinary project environments.

Qualifications

• A degree in Electrical Engineering or similar discipline, with modules in Power Distribution

Have you got the drive to go to the Last Mile as a Senior Electrical Design Engineer? Apply now!

We aim to keep candidates informed throughout the process and encourage you to apply promptly as we may close the vacancy early if sufficient applications are received.

About us:

Last Mile is one of the largest last-mile multi-utility businesses in the UK.

We understand construction and we know utilities. We take responsibility for the 'last mile' of infrastructure that connects developments to wider distribution networks.

Our strong history in gas and electricity connections, deep knowledge of the industry and secure investor backing means we can provide a comprehensive multi-utility solution that includes clean (ground source) heat networks, electricity, water and wastewater.

Working through our operating companies UKPS (in South of England and Wales), Energetics (in Scotland, North Wales and the North of England) and our asset adoption business Last Mile Asset Management, we offer a 'one-stop shop' for new utility connections.

For further enquiries contact - [e-mail] or visit our website www.lastmile-group.com